3731-98-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 3731-98-4 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 3,7,3 and 1 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 3731-98:
(6*3)+(5*7)+(4*3)+(3*1)+(2*9)+(1*8)=94
94 % 10 = 4
So 3731-98-4 is a valid CAS Registry Number.
3731-98-4Relevant academic research and scientific papers
929. Chrom-3-en-6-ols. The action of pyridine on alk-2-enyl-benzoquinones
McHale,Green
, p. 5060 - 5064 (2007/10/08)
Allylbenzoquinones are converted by treatment with pyridine into quinols and chrom-3-en-6-ols. The tendency for the latter reaction to occur increases as the benzoquinone ring becomes more highly substituted.
